Home / 1,846.60-2,546.64-1,216.68

Finding the Fourth Proportional to 1,846.60, 2,546.64 and 1,216.68

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Solution

The fourth proportional to 1,846.60, 2,546.64 and 1,216.68 is: 1,677.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,846.60 : 2,546.64 = 1,216.68 : x
  2. Step 2: Convert to fraction form
    1,846.60/2,546.64 = 1,216.68/x
  3. Step 3: Cross multiply
    1,846.60x = 2,546.64 × 1,216.68
  4. Step 4: Simplify right side
    1,846.60x = 3,098,445.96
  5. Step 5: Solve for x
    x = 3,098,445.96/1,846.60
  6. Step 6: Final answer
    x = 1,677.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.